FIGURE 19. Acanthochitona mastalleri Strack, 1989. A–B, E–I in Late Pleistocene Red Sea Mollusca: 1. Polyplacophora

FIGURE 19. Acanthochitona mastalleri Strack, 1989. A–B, E–I. Saudi Arabia, Gulf of Aqaba, Ash Shaykh Humayd, Late Pleistocene (last interglacial MIS5e). A–B. MZB 50557a, head valve (St. 9), width 3.3 mm, dorsal and lateral views. E–F. MZB 50557b, tail valve (St. 9), width 3.1 mm, dorsal and lateral views. G–I. MZB 50558, tail valve (St. 8), width 3.2 mm, dorsal, ventral and lateral views. C–D. Egypt, Hurghada (St. 14), Late Pleistocene (last interglacial MIS5e), MZB 50559, intermediate valve, width 3.9 mm, dorsal and ventral views.